Buggy code:
public class JDependTask extends Task { private Path _sourcesPath ; private File _outputFile ; private File _dir ; private Path _compileClasspath ; private boolean _haltonerror = false ; private boolean _fork = false ; private String _jvm = null ; private String format = "text" ; public JDependTask ( ) { } public void setOutputFile ( File outputFile ) { } public File getOutputFile ( ) { } public void setHaltonerror ( boolean value ) { } public boolean getHaltonerror ( ) { } public void setFork ( boolean value ) { } public boolean getFork ( ) { } public void setJvm ( String value ) { } public Path createSourcespath ( ) { } public Path getSourcespath ( ) { } public void setDir ( File dir ) { } public File getDir ( ) { } public void setClasspath ( Path classpath ) { } public Path getClasspath ( ) { } public Path createClasspath ( ) { } public Argument createJvmarg ( CommandlineJava commandline ) { } public void setClasspathRef ( Reference r ) { } public void setFormat ( JDependTask . FormatAttribute ea ) { } public static class FormatAttribute extends EnumeratedAttribute { private String [ ] formats = new String [ ] { "xml" , "text" } ; public String [ ] getValues ( ) { } } private static final int SUCCESS = 0 ; private static final int ERRORS = 1 ; public void execute ( ) throws BuildException { } public int executeInVM ( CommandlineJava commandline ) throws BuildException { } public int executeAsForked ( CommandlineJava commandline , ExecuteWatchdog watchdog ) throws BuildException { createClasspath ( ) ; if ( ( getClasspath ( ) . toString ( ) . length ( ) ) > 0 ) { createJvmarg ( commandline ) . setValue ( "-classpath" ) ; createJvmarg ( commandline ) . setValue ( getClasspath ( ) . toString ( ) ) ; } if ( ( getOutputFile ( ) ) != null ) { commandline . createArgument ( ) . setValue ( "-file" ) ; commandline . createArgument ( ) . setValue ( _outputFile . getPath ( ) ) ; } PathTokenizer sourcesPath = new PathTokenizer ( getSourcespath ( ) . toString ( ) ) ; while ( sourcesPath . hasMoreTokens ( ) ) { File f = new File ( sourcesPath . nextToken ( ) ) ; if ( ( ! ( f . exists ( ) ) ) || ( ! ( f . isDirectory ( ) ) ) ) { throw new BuildException ( ( ( ( "\"" + ( f . getPath ( ) ) ) + "\"<seq2seq4repair_space>does<seq2seq4repair_space>not<seq2seq4repair_space>" ) + "represent<seq2seq4repair_space>a<seq2seq4repair_space>valid<seq2seq4repair_space>directory.<seq2seq4repair_space>JDepend<seq2seq4repair_space>would<seq2seq4repair_space>fail." ) ) ; } commandline . createArgument ( ) . setValue ( f . getPath ( ) ) ; } Execute execute = new Execute ( new org . apache . tools . ant . taskdefs . LogStreamHandler ( this , Project . MSG_INFO , Project . MSG_WARN ) , watchdog ) ; execute . setCommandline ( commandline . getCommandline ( ) ) ; if ( ( getDir ( ) ) != null ) { execute . setWorkingDirectory ( getDir ( ) ) ; execute . setAntRun ( project ) ; } if ( ( getOutputFile ( ) ) != null ) { log ( ( "Output<seq2seq4repair_space>to<seq2seq4repair_space>be<seq2seq4repair_space>stored<seq2seq4repair_space>in<seq2seq4repair_space>" + ( getOutputFile ( ) . getPath ( ) ) ) ) ; } <START_BUG> log ( ( "Executing:<seq2seq4repair_space>" + ( commandline . toString ( ) ) ) , MSG_VERBOSE ) ; <END_BUG> try { return execute . execute ( ) ; } catch ( IOException e ) { throw new BuildException ( "Process<seq2seq4repair_space>fork<seq2seq4repair_space>failed." , e , location ) ; } } protected ExecuteWatchdog createWatchdog ( ) throws BuildException { } }

Fix:
log ( commandline . describeCommand ( ) , MSG_VERBOSE ) ;